Sportscanhelpyoukeepfitandgetintouchwithnature．However,whetheryouareonthemountains,inthewaves,oronthegrassland,youshouldbeawarethatyoursportofchoicemighthavegreatinfluenceontheenvironment．Somesportsa

　　Sportscanhelpyoukeepfitandgetintouchwithnature．However,whetheryouareonthemountains,inthewaves,oronthegrassland,youshouldbeawarethatyoursportofchoicemighthavegreatinfluenceontheenvironment．

　　Somesportsareresource-hungry.Golf,asyoumayknow,eatsupnotonlylargeareasofcountryside,butalsotonsofwater．Besides,allsortsofchemicalsandhugeamountsofenergyareusedtokeepitscoursesingoodcondition．Thiscausesmajorenvironmentaleffects．Forexample,inthedryregionsofPortugalandSpain,golfisoftenheldresponsibleforseriouswatershortageinsomelocalareas．

　　Therearemanyenvironment-friendlysports.Powerwalkingisoneofthemthatyoucantakeuptoday.Youdon’tneedanyspecialequipmentexceptagoodpairofshoes;andyoudon’thavetoworryaboutresourcesandyourpurse．Simpleandfree,powerwalkingcanalsokeepyoufit．Ifyouwalkregularly,itwillbegoodforyourheartandbones．Expertssaythat20minutesofpowerwalkingdailycanmakeyoufeellessanxious,sleepwellandhavebetterweightcontrol．

　　Whateversportyoutakeup,youcanmakeitgreenerbyusingenvironment-friendlyequipmentandbuyingproductsmadefromrecycledmaterials．Butthefinalgoalshouldbe“greengyms”．Theyarebetterreplacementsfortraditionalhealthclubsandmodernsportscenters．Membersofgreengymsplaysportsoutdoors,inthecountrysideorotheropenspaces．Thereisnospecialrequirementforyoutostartyourmembership．Andbestofall,it’sfree．

　　小题1:Theauthorthinksthegolfisresource-hungrybecauseofthefollowingEXCEPTthat_____．A．GolfwasteslargeareasofcountrysideB．GolfrunsoutofmuchwaterC．KeepinggolfcourtingoodconditionneedstoomuchenergyD．Golfisbadforpeople’shealth小题2:Accordingtothepassage,whichofthefollowingisanenvironment-friendlysport?A．hikinginthehillsB．swimminginthepoolC．playingbasketballinthegymD．motorracinginthedesert小题3:Thereasonwhytheauthorusespowerwalkingasanexamplemainlyisbecause_________．